/// <summary>
/// Takes a string, text format, and associated constraints, and produces an object that represents the fully analyzed and formatted result.
/// </summary>
/// <param name="factory">an instance of <see cref = "SharpDX.DirectWrite.Factory" /></param>
/// <param name="text">An array of characters that contains the string to create a new <see cref="SharpDX.DirectWrite.TextLayout"/> object from. This array must be of length stringLength and can contain embedded NULL characters.</param>
/// <param name="textFormat">A pointer to an object that indicates the format to apply to the string.</param>
/// <param name="maxWidth">The width of the layout box.</param>
/// <param name="maxHeight">The height of the layout box.</param>
/// <unmanaged>HRESULT CreateTextLayout([In, Buffer] const wchar* string,[None] UINT32 stringLength,[None] IDWriteTextFormat* textFormat,[None] FLOAT maxWidth,[None] FLOAT maxHeight,[Out] IDWriteTextLayout** textLayout)</unmanaged>
public TextLayout(Factory factory, string text, SharpDX.DirectWrite.TextFormat textFormat, float maxWidth, float maxHeight)
: base(IntPtr.Zero)
{
factory.CreateTextLayout(text, text.Length, textFormat, maxWidth, maxHeight, this);
}
